document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=100645>Question 100645</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two airplanes depart from an airport traveling opposite directions. The second airplane is 200 miles per hour faster than the first. After 2 hours they are 1100 miles apart. Find the speeds of the airplanes. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #73242 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=73242\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2X+2(X+200)=1100<BR>\n" );
document.write( "2X+2X+400=1100<BR>\n" );
document.write( "4X=1100-400<BR>\n" );
document.write( "4X=700<BR>\n" );
document.write( "X=700/4<BR>\n" );
document.write( "X=175 MPH. FOR THE SLOWER PLANE.<BR>\n" );
document.write( "175+200=375 MPH FOR THE FASTER PLANE.<BR>\n" );
document.write( "PROOF<BR>\n" );
document.write( "2(175+375)=1100<BR>\n" );
document.write( "2*550=1100<BR>\n" );
document.write( "1100=1100 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );